Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6452919 | Assessment of digital signals, especially radio data signals | Dieter Bombka, Klaus-Erwin Groeger | 2002-09-17 |
| 6421631 | Diagnostic procedure for electrical appliances | Klaus-Erwin Groeger | 2002-07-16 |